6.6 sec in total
Click here to check amazing Dirk Bertels content. Otherwise, check out these important facts you probably never knew about dirkbertels.net
Dirk Bertels: Music, computing, mathsVisit dirkbertels.net
We analyzed Dirkbertels.net page load time and found that the first response time was 1.1 sec and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
dirkbertels.net performance score
Our browser made a total of 19 requests to load all elements on the main page. We found that all of those requests were addressed to Dirkbertels.net and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Dirkbertels.net.
Page size can be reduced by 160.4 kB (74%)
In fact, the total size of Dirkbertels.net main page is 217.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. HTML takes 129.3 kB which makes up the majority of the site volume.
Potential reduce by 115.8 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 115.8 kB or 90% of the original size.
Potential reduce by 0 B
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Dirk Bertels images are well optimized though.
Potential reduce by 32.4 kB
Potential reduce by 12.1 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Dirkbertels.net needs all CSS files to be minified and compressed as it can save up to 12.1 kB or 85% of the original size.
Number of requests can be reduced by 8 (47%)
dirkbertels.net accessibility score
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Image elements do not have [alt] attributes
dirkbertels.net best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
dirkbertels.net SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dirkbertels.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Dirkbertels.net main page’s claimed encoding is iso-8859-15. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
Open Graph description is not detected on the main page of Dirk Bertels. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: